Protractor with two display) Protractor with 2 lasers Product information Technical Details Manufacturer ‎Condtrol Part Number ‎4620752691293 Package Dimensions ‎62 x 11.2 x 5.6 cm; 679.99 Grams Batteries ‎4 AAA batteries required. (included) Item model number ‎4620752691293 Item Package Quantity ‎1 Batteries included? ‎Yes Batteries Required? ‎Yes Battery Cell Type ‎Mercury Oxide Item Weight ‎680 g